Home / 13,394.31-18,483.34-7,425.62

Finding the Fourth Proportional to 13,394.31, 18,483.34 and 7,425.62

Calculator

Solution

The fourth proportional to 13,394.31, 18,483.34 and 7,425.62 is: 10,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.31 : 18,483.34 = 7,425.62 : x
  2. Step 2: Convert to fraction form
    13,394.31/18,483.34 = 7,425.62/x
  3. Step 3: Cross multiply
    13,394.31x = 18,483.34 × 7,425.62
  4. Step 4: Simplify right side
    13,394.31x = 137,250,335.39
  5. Step 5: Solve for x
    x = 137,250,335.39/13,394.31
  6. Step 6: Final answer
    x = 10,246.91

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.